On a dynex flatscreen tv where can I find the screen mirroring setting

[babycake61]

Looking to screen mirroring a dynex tv with my s9 phone

 

[americanaudiophile]

Does it have that capability?
We can't check for you so if you google the make+model+owners manual you should be able to do that for yourself.
If it doesn't then get a Chromecast is you want to do that with Wifi. If your phone supports MHL then you can get a converter and connect it to the TV.